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#include<iostream>
#include<stdlib.h>
#include<fstream>
using namespace std;
int v[500001],n,q;
void partitie(int li,int ls,int &q)
{int i;
i=li;
q=li+rand()%(ls-li+1);
swap(v[i],v[q]);
q=li-1;
while(i<=ls)
{if(v[i]<=v[ls])
{q++;
swap(v[q],v[i]);
}
i++;
if(q>=ls)
q--;
}
}
void quick(int li, int ls)
{int q=0;
if(ls>li)
{partitie(li,ls,q);
quick(li,q-1);
quick(q+1,ls);
}
}
int main()
{ifstream f("algsort.in");
ofstream g("algsort.out");
f>>n;
for(int i=0;i<n;i++)
f>>v[i];
quick(0,n-1);
for(int i=0;i<n;i++)
g<<v[i]<<" ";
f.close();
g.close();
}